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Why Rome's 2,000-Year-Old Roads Are Still in Use
400,000 km of road, 29 highways out of Rome, each dug a metre deep and layered in stone. One of them is now Spain's A-66 motorway.
Liked it? Make your own.
400,000 km of road, 29 highways out of Rome, each dug a metre deep and layered in stone. One of them is now Spain's A-66 motorway.